2011年滨州市水产品中甲醛含量状况调查

Survey on Concentration of Formaldehyde in Aquatic Products,Binzhou City,2011

[目的]了解滨州市水产品中甲醛含量状况。[方法]2011年8～9月,对滨州市超市、农贸市场的水产品进行甲醛含量调查。[结果]水产干品及加工品中大部分样品的甲醛含量合格(在10mg/kg以下),合格率为78.95%,甲醛含量最高的样品为鱿鱼丝80.6mg/kg,超标8倍;鲜冻类产品中甲醛含量合格率为55.71%,部分样品中甲醛含量超标严重,如银鱼中甲醛含量最高为1 023.8mg/kg,超标100多倍,水产干品及加工品鲜冻类产品合格率差异有统计学意义(P<0.05)。农贸市场的水产品合格率为57.85%,大型超市的为80.95%(P<0.05);散装水产品的为60.91%,预包装产品的为88.89%(P<0.05)。[结论]滨州市水产类产品中甲醛含量状况令人担忧,需要进一步加强监测、监督。

[Objective]To understand the concentration of Formaldehyde in aquatic products, Binzhou city. [Methods] During August - September,2011 ,a survey was made on formaldehyde in aquatic products of supermarkets,farm markets and restaurants in Binzhou city. rResults3The concentrations of formaldehyde in most of dried or processed aquatic prod- ucts were qualified （under 10 mg/kg）, the qualified rate was 78.95 %, formaldehyde content was highest in the sample for squid silk 80.6 mg/kg, exceeding the standard 8 times. The qualified rate of frozen fresh aquatic products was only 55.71%,in some samples formaldehyde exceeded the standard seriously, such as whitebait formaldehyde content was highest for 1 023.8 mg/kg,exceeding the standard 100 times. Two types of product qualified rate statistical significance of the differences（ P 〈0.05）. At the same time on the analysis and comparison of different sampling sites and different forms of packaging samples found in, qualified rate difference also had statistical significance：the farmers market, the qual- ified rate was 57.85 %,the large supermarket qualified rate 80.95 %, two types of sampling site sample passing rate had a significant difference （ P %0.05） ;aquatic products in bulk the qualified rate was 60.91%, pre-packaged products pass rate of 88.89% ,two kinds of packaging form sample passing rate had a significant difference （ P 〈0.05）. [Conclusion]The status of concentration of formaldehyde in aquatic products is worried in Binzhou city,administrative supervision must be strengthened.